For rhododendron hybridisers

List of Hybridisers   ordered by:   #plants   name # Name # Plants 1 Delp Weldon E., Harrisville, Pensylvania, USA 386 2 Hachmann, Hans, Barmstedt in Holstein, Germany (photo   Hachmann, Hans) 316 3 Rothschild, L. de, Founder of Exbury Gardens, UK (photo   Rothschild, L. de (1882-1942)) 312 4 Morrison, B.Y., Pass Christian, Mississippi, USA 279 5 Waterer, H. (Knaphill), Woking, Surrey (Knaphill), UK 221 6 Aberconway, Lord, Bodnant, Tal-y-Cafn, Wales 216 7 Waterer (Bagshot), Surrey, England 172 8 Nuccio's Nurseries, Altadena, California, USA 144 9 Barlup, Jim, Bellevue, USA (photo   Barlup, Jim) 130 10 Seidel, T.J.R., Dresden/Grüngräbchen, Germany (photo   Seidel, T.J.R. (1861-1918)) 130 11 Gable, J.B., Stewartstown, Pennsylvania, USA (photo   Gable, J.B.) 123 12 Hobbie, Dietrich G., Westerstede/Linswege, Germany (photo   Hobbie, Dietrich G.) 108 13 Stockman, M., Port Angeles, Washington, USA 104 14 Van Houtte, L., Gentbrugge, Belgium 103 15 Leach, Dr. David G., North Madison, Ohio, USA (photo   Leach, Dr. David G.) 101 16 Rothschild, Edmund de, Southampton, UK 97 17 Dexter, C.O., Sandwich, MA, USA (photo   Dexter, C.O. (1862-1943)) 93 18 Koster M. & Sons, Boskoop, Netherlands 84 19 Ito, Ihei, Register from 1692, Japan 76 20 Verschaffelt, A. (Alexander), Ghent, Belgium 71 21 Carlson's Gardens, (Bob & Janice Carlson), South Salem, New York, USA 69 22 Smith, W.D., Spring Grove, Pennsylvania, USA 69 23 Guttormsen, W.L., Greenwood Gardens, Canby, Oregon, USA 68 24 Larson, H.L., Tacoma, Washington, USA 64 25 Standish & Noble, Bagshot, Surrey, England 64 26 Whitney, William E., Camas, Washington, USA 63 27 Mezitt, E.V., Weston Nurseries, Hopkinton, Massachusetts, USA 62 28 Vines,R.C., Amelia Island, Florida, USA 62 29 Lem Halfdan, Seattle, Washington, USA 61 30 Crown Estate Commissioners, Windsor, Berkshire, England 60 31 Smith, A.W., Niagara Falls, Ontario, Canada 56 32 Gartrell, R. D., Highland Farms, Black Mountain, North Carolina, USA 55 33 Veitch & Son, J., Royal Exotic Nurseries, Chelsea, London, England 55 34 Loder, Sir Edmund, Horsham, Sussex, England 54 35 Henny, Rudolph, Brooks, Oregon, USA (photo   Henny, Rudolph (1909-1963)) 53 36 Slocock, Walter C., Goldsworth Nursery, Woking, UK 53 37 Dosser, D.J., Lower Wilmot, Tasmania, Australia 49 38 Lancaster, Ben, F., Lackamas Gardens, Camas, Washington, USA 48 39 Little, P.L., Piping Tree Gardens, Beaverdam, Virgina, USA 47 40 Magor, E.J.P., Lamellan, St. Tudy, Cornwall, England 45 41 Greer, Harold E., Eugene, Oregon, USA 44 42 Kondratovičs, Rihard, Riga, Latvia (photo   Kondratovičs, Rihard) 44 43 Lofthouse, J.G., Vancouver, British Columbia, Canada 44 44 George A.F., Hydon Nursery, Godalming, Surrey, England (photo   George A.F.) 43 45 Ingram, C., Benenden, Kent, England 42 46 Knight & Perry, (J. Knight & T. A. Perry), Exotic Nursery, Chelsea, London, England 42 47 Pride, O.S., Butler, Pennsylvania, USA 41 48 Girard, P.E., Geneva, Ohio, USA 40 49 Hanger, F.E.W., RHS Garden, Wisley, Surrey, England 39 50 Veitch & Sons, R., Exeter, Devon, England 39 51 Shammarello, A.M, Euclid, Ohio, USA 38 52 Clagett, W.L. (Buck), USA, Derwood, Maryland 37 53 Harrison, E.G.W.W., Bodmin, Cornwall, England 36 54 Noble, C., Standish & Noble, Bagshot, Surrey, England 36 55 UK, No hybridizer registered, , 36 56 Exbury, The Rothschild Estate, Hampshire, England 35 57 Van de Ven K., Olinda, Victoria, Australia 35 58 Loddiges, C. & Sons, Hackney, London, England 33 59 Cox, Peter A., Glendoick, Scotland 32 60 Goheen. Dr. David, Camas, Washington, USA 32 61 van Nes C. B . & Sons, Boskoop, Netherlands 32 62 Wada, K., Hakonea Nursery, Numazu, Japan 32 63 Brandt, Lester E., Tacoma, Washington, USA 30 64 Stevenson, J.B., Ascot, Berkshire, England 30 65 Haerens, A., St. Amandsberg, Belgium 29 66 Horlick, Sir James, Isle of Gigha, Scotland 29 67 James Delbert W., Eugene, Oregon, USA 29 68 Coolidge Rare Plant gardens, , 27 69 Mangles James Henry, Valewood, England 27 70 Nearing, G.G., , (photo   Nearing, G.G.) 27 71 Reuthe, G. Ltd, Ightham, Kent, England 27 72 O'Rourke, H., Burnie, Tasmania, Australia 26 73 Schulz, O., , 26 74 Bruns, J Nursery, Bad Zwischenahn, Germany 25 75 Fujioka, Frank, Whidbey Island, USA (photo   Fujioka, Frank) 25 76 Parco Burcina, Pollone, Biella, Italy 25 77 Baumann, J., Ghent, Belgium 24 78 Boulter, V.J., , 24 79 USDA, Department of Agriculture, Beltsville, Maryland, USA 24 80 Vervaene, J., , 24 81 Yeates, J.S., , 24 82 Jacob-Makoy, L., , 23 83 Nagel, W., , 23 84 Snell, G.L.S., Vireya Venue, Maleny, Queensland, Australia 23 85 Tolstead, W.L., , 23 86 Adams-Acton, G.M, London, England 22 87 Arneson, Ivan & Robertha, Arneson Nursery, Canby, Oregon, USA (photo   Arneson, Ivan & Robertha) 22 88 Australia, , 22 89 Liebig, L.L., Dresden, Germany 22 90 Sunningdale Nursery, , 22 91 Yates, H.R., Frostburg, Maryland,, USA 22 92 Amann,I.L., Bozman, Maryland, USA 21 93 Berg, Warren, Port Ludlow, Washington, USA (photo   Berg, Warren) 21 94 Lelliott, T., Boronia, Victoria, Australia 21 95 Pericat, A., , 21 96 Reid, G.A., , 21 97 Vuylsteke, C., , 21 98 Bobbink & Atkins, East Rutherford, New Jersey, USA 20 99 Firma Seidel, , 20 100 Greentree, M.E., , 20 101 Kerrigan, Howard, , 20 102 Ring, T.L., Bellaire, Ohio, USA 20 103 Shapiro, B. & M., , 20 104 Standish, J., Bagshot, Surrey, England 20 105 Sullivan, P., , 20 106 Weeks, C., Westgate Garden Nursery, Eureka, California, USA 20 107 Cherry, R.J., , 19 108 Davies, I, Ormskirk, Lancashire, England 19 109 Hardgrove, D.L., , 19 110 Mehlquist, G.A.L, Storrs, Connecticut, USA 19 111 Stead, E.F., , 19 112 Whitman, M.J., , 19 113 Blumhardt, O. S., Koromiko Nurseries, Whangarei, New Zealand 18 114 Cox, P.A. & K.N.E., Glendoick, Scotland 18 115 Crosfield, J. J., Embley Park, Romsey, Hampshire, UK 18 116 Elliott, James A., Astoria, Oregon, USA 18 117 Gill, Richards & Sons, Penryn, Cornwall, England 18 118 Hübbers, K-H., Kranenburg, Germany 18 119 Phetteplace, Dr. Carl H, Leaburg, Oregon, USA 18 120 Rollisson & Sons, W., Springfield Nursery, Upper Tooting, London, England 18 121 Smith, C.C. (Cecil), Newberg, Oregon, USA 18 122 University of Canterbury, , 18 123 Uosukainen, Marjatta, Dr. Mrs., Laukaa, Finland 18 124 Yavorsky, L., Freehold, New Jersey, USA 18 125 Brockenbrough, E.C, Bellevue, Washington, USA 17 126 Clarke, George.W., Portland Oregon, USA 17 127 Clarke, S.R., Borde Hill, West Sussex, England 17 128 Felix & Dijkhuis, Boskoop, Netherlands 17 129 Kavka, B., Pruhonice, Czech Republic 17 130 Rouse, J.L., Toorak, Victoria, Australia 17 131 Schroeder, H.R., , 17 132 Seabrook, Cecil S., Tacoma, Washington, USA 17 133 Verschaffelt, J., Ghent, Belgium 17 134 Williams, John Charles, Caerhays, Cornwall, England 17 135 Behring, R., St. Catharines, Ontario, Canada 16 136 Clark, R.W., Olympia, Washington, USA 16 137 Cole, D.J., , 16 138 Elliott, W., , 16 139 Fetterhoff, W.M., Gibsonia, Pennsylvania, USA 16 140 Harris, J.O., Lawrenceville, Georgia, USA 16 141 Haworth-Booth, M., Farall Nurseries, Surrey, England 16 142 Seidel, T.J., Dresden, Germany 16 143 The Netherlands, hybridizer not registered, , 16 144 USA, , 16 145 van Geert, C., , 16 146 Vervaene, D., Ghent, Belgium 16 147 Chugai Nursery Co., Kobe-city, Hyogo, Japan 15 148 Forster, R.R., , 15 149 Hyde, W.G.T., , 15 150 Kersbergen, Gebr., , 15 151 Looye, J., St. Catharines, Ontario, Canada 15 152 Meltzer, H.L., Neustadt a/d Waldnaab, Germany 15 153 Ostbo, E., Bellevue, Washington, USA 15 154 Parks, J.B. (Joe), Dover, New Hampshire, USA 15 155 Robeneck, H., Westerstede, Germany 15 156 Steyaert, A., , 15 157 Vaartnou, H., , 15 158 van Geert, A., , 15 159 Boskoop, Research Center fo Arboreus Crops, Netherlands 14 160 Haerens, J., , 14 161 Leroy, L., , 14 162 Lewis, G.D, Montpelier, Vermont, USA 14 163 Moser & Son, , 14 164 Müller, J.B., Feldkrich bei Bollweiler, Germany (photo   Müller, J.B. (1813-1892)) 14 165 Rhein, W.L., Mechanicsburg, Pennsylvania, USA 14 166 Ring, G.W., , 14 167 Stipe, W.A., Glynneden Garden, Greenbank, Washington, USA 14 168 Thompson’s Nursery, Waldport, Oregon, USA 14 169 Camellia Lodge Nursery, , 13 170 Girard Nurseries, , 13 171 Gowen, J.R., , 13 172 Haerens & Wille, , 13 173 Ivery, J., , 13 174 Kehr, A.E., Hendersonville, North Carolina, USA 13 175 Newcomb,L.L., Snohomish, Washington, USA 13 176 Pratt, M.C., , 13 177 Ramsden, Sir John, Muncaster Castle, UK 13 178 Scott Arboretum, , 13 179 Stokes, W.E., , 13 180 Arends, G., Wuppertal, Germany 12 181 Bovee Robert M., Oswego, Oregon, USA 12 182 Byls, J., , 12 183 Gebr. Mardner, , 12 184 Haag, C.R. & V., , 12 185 Henderson & Co, Pineapple Nursery, London, England 12 186 Hinerman, D.L., Ann Arbor, Michigan, USA 12 187 Loder, Sir Giles, Cuckfield, West Sussex, England (photo   Loder, Sir Giles) 12 188 Pince, R.T., , 12 189 Slonecker, H.J., Milwaukie, Oregon, USA 12 190 Van der Cruyssen, E., Gentbrugge, Belgium 12 191 van Geert, J., , 12 192 Australian Rhododendron Society; Victoria, , 11 193 Brueckner, J.B., Mississauga, Ontario, USA 11 194 Childers, A.A & M., , 11 195 Croux & Fils, Châtenay-Malabry, France 11 196 Drayson R.J.R, Wimborne, Dorset, England 11 197 Endtz, L.J. & Co, Boskoop, Netherlands 11 198 Frisbie, L.F., Tacoma, Washington, USA 11 199 Greer Gardens, , 11 200 New Zealand, , 11 201 Sommerville, E.A., , 11 202 Stanton, D.B., Wollongong, New South Wales, Australia 11 203 Bulgin, L.W., , 10 204 Chisholm, J.J., , 10 205 Coker, R.J. Mrs., , 10 206 Cowles, J.C., , 10 207 Dixon, G., , 10 208 Henny, John, Brooks, Oregon, USA (photo   Henny, John (1909-1995)) 10 209 Huisman, T, Nijensleek, Netherlands 10 210 Lowinsky T.H., Tittenhurst, Sunninghill, Bershire, UK 10 211 May, J., , 10 212 Methven, T. & Son, Edinburgh, Scotland 10 213 Millais, E.G., , 10 214 Minch, F., Puyallup, Washington, USA 10 215 Reich, W., , 10 216 Schneider, F., , 10 217 Smet, L. de, , 10 218 Stöckman, E.A., Baumschule, Bad-Zwischenahn-Rostrup, Germany 10 219 Thacker, T.C., , 10 220 Waterer, A., Woking, Surrey, UK 10 221 Wright, A.O., Canby, Oregon, USA 10 222 Barefield, G.E., Seattle, Washington, USA 9 223 Clancy, B., , 9 224 Digby, Lord, , 9 225 Firma C. Esveld, , 9 226 Glaser, K., , 9 227 Hachmann, Holger, , 9 228 Hager, D., Hager Nurseries, Spotsylvania, Virginia, USA 9 229 Hardy, Maj. A.E., Hythe, Kent, UK 9 230 Heinje, D., Jeddeloh, Germany 9 231 Hill, J.W. Mrs., , 9 232 Holmes, A.G., , 9 233 Kew, Royal Botanical Gardens, Surrey, England 9 234 Leroy, A., Angers, France 9 235 Miyami-en Nursery, , 9 236 Moyles, E.W., Oakland, California, USA 9 237 Nichols, I.C., , 9 238 Stahnke, O., Sassenburg, Germany 9 239 Sullivan, N., Burnie, Tasmania, Australia 9 240 Vuyk van Nes, , 9 241 Watson, E.M. Mrs., , 9 242 Weston Nurseries, , 9 243 Anderson A.T. & S.A, , 8 244 Briggs Nursery, , 8 245 Bruns, W., , 8 246 Böhlje G. D., Westerstede, Germany 8 247 Camelia Grove Nursery, , 8 248 Cannon, C., , 8 249 Fisher, L. Son & Sibray, , 8 250 Fleischmann, C., Wiesmoor, Ostfriesland, Germany 8 251 Germany, , 8 252 Gordon, R.C, , 8 253 Gustafson, R.H., West Windsor, New Jersey, USA 8 254 Herbert, C., , 8 255 Hermann, E., , 8 256 Holmsomback, O., , 8 257 McDonald, S., , 8 258 Mossman, F. D., Vancouver, Washington, USA 8 259 Peste, F., Shelton, Washington, USA 8 260 Ragan, W.A, , 8 261 Rhodes, R.C., Gabriola Island, BC, Canada 8 262 Rinz, J., Firma S. Rinz, Frankfurt a/d Main, Germany 8 263 Rokuyo, T., Tokyo, Japan 8 264 Smith, B.M., , 8 265 Van Nes, C.B., , 8 266 Waterer John, Sons & Crisp, Bagshot, Surrey, UK 8 267 Abbot, F.L., Bellows Fals, Vermont, USA 7 268 Ahern, T., , 7 269 Bramley, A.C., Kallista, Victoria, Australia 7 270 Bristow, O.R., , 7 271 Consolini, A., Heritage Plantation, 7 272 Furman, R.A., , 7 273 Garbutt, T.A., , 7 274 Hutchinson, L.A., Mosgiel, Otago, New Zealand 7 275 Jury F. M., , 7 276 Klimavicz, J.F., , 7 277 Knippenberg, Mrs. J. F., , 7 278 Linden, J., , 7 279 Loder, G.H., , 7 280 Mitchell, R.A., , 7 281 Morlet, G., , 7 282 Murcott, R., , 7 283 Paul, G., The Old Nurseries, Cheshunt, Hertfordshire, England 7 284 Reuthe, W.S., , 7 285 Schultz, C., Hanau, Germany 7 286 Scott, R.W., , 7 287 Smith, B.M. & Mossman, F.D., , 7 288 Taylor, G., , 7 289 Van Hecke, A., , 7 290 Wildfong, M., , 7 291 Wright, H.R., Courtenay, British Columbia, Canada 7 292 Amateis, Edmond, Brewster, New York, USA 6 293 Ambrosius, R., Dresden, Germany 6 294 Arends, W., Wuppertal-Ronsdorf, Germany 6 295 Birck, Jens, Kastrup, Denmark (photo   Birck, Jens) 6 296 Colombel, Marc, Menez-Rohou, Fouesnant, France 6 297 Davis, J.A., , 6 298 de Cock, L., , 6 299 Duncan & Davies, , 6 300 Felix, B.B.C., Felix & Dijkhuis, Boskoop, Netherlands 6 301 France, , 6 302 Garrett, J. & D., , 6 303 Gerdeman, J.W., Yachats, Oregon, USA 6 304 Gertnere, D., , 6 305 Guyens, H.J.A., , 6 306 Holly Heath Nursery, , 6 307 Kyoma Yokota Nursery, , 6 308 Langdon, G., , 6 309 Mayo, R.P., , 6 310 McQuire, J.F., Farnham, Surrey, England 6 311 Parsons, S.B. & Sons Co., Long Island, New York, USA 6 312 Research Station for Woody Nursery Crops, Boskoop, Netherlands 6 313 Robinson, M.L.A., Forest Row, East Sussex, England (photo   Robinson, M.L.A.) 6 314 Roslyn Nursery, , 6 315 Russell, J.P.C., Fife, Scotland 6 316 Slocock Nurseries, , 6 317 Smet-Duvivier. L. de, St. Amandsberg, Belgium 6 318 Smith, W. (gardener Earl of Liverpool), Kingston-upon-Thames, Surrey, England 6 319 Stanton, E.N., , 6 320 Stewart, Robert, , 6 321 Street, F.J., Heathermead Nursery, Woking, Surrey, England 6 322 van Veen, T. (includes Sr. & Junior), Portland, Oregon, USA 6 323 Vossberg, P.D., Westbury Rose Co., Long Island, New York, USA 6 324 Walther, C.J.H., , 6 325 Wille, C.J. & Co, , 6 326 Williams, Percival D., St Keverne, Cornwall, England 6 327 Barto, James, Eugene, Oregon, USA 5 328 Bohlken, H, Edewecht, Germany 5 329 Bolitho, Sir Edward, , 5 330 Bovee & Mayo Rare Seed Co., , 5 331 Dallière, A., , 5 332 Deerfield Nurseries, , 5 333 den Ouden & Son, , 5 334 Ford, J.E., , 5 335 Fortescue, L.S., , 5 336 Genzel, U., Westerstede, Germany 5 337 Grace, G.D., , 5 338 Greenwood Gardens, , 5 339 Greig, E,J. & M., Royston Nurseries, Vancouver Island, BC, Canada 5 340 Greig, E.J., Royston Nurseries, Vancouver Island, BC, Canada 5 341 Hardy, G.A., , 5 342 Henny & Wennekamp, Salem, Oregon, USA 5 343 Johnstone G.H., Trewithin, Cornwall, England 5 344 Kelmscott Azalea Gardens, , 5 345 Koster & Co., , 5 346 Koster & Sons, , 5 347 Lee, J. & C., Hammersmith, London, England 5 348 Mauritsen, Richard, Kent, Washington, USA 5 349 Michener, M.W., , 5 350 Millais Nurseries, , 5 351 Motzkau, , 5 352 Moynier, W.A., , 5 353 Mustila Arboretum, , 5 354 Ogdon, B.J., , 5 355 Pellet, H., University of Minnesota Landscape Arboretum, USA 5 356 Rose, J., , 5 357 Sander, C., , 5 358 Schick, P., , 5 359 Schild, J.E., Hixson, Tennessee, USA 5 360 Seidel, T.J.H., Dresden, Germany (photo   Seidel, T.J.H. (1833-1896)) 5 361 Skinner, H.T., , 5 362 Smith, , 5 363 Smith, C., , 5 364 Smith, S., Gardener to R.B. Fox, Penjerrick, Cornwall, England 5 365 Stewart, D. & Son, , 5 366 Swaythling, Lord, Bridley Manor, Worplesdon, Surrey, England 5 367 Trautmann, C., Mowbray Gardens, Amelia, Ohio, USA 5 368 Van de Ven, H., , 5 369 van Herzeele Nurseries, , 5 370 Van Nes, Adriaan, Boskoop, Netherlands 5 371 VEG Saatzucht Zierplanzen Erfurt, , 5 372 Verschaffelt, L, Royghem (near Ghent), Belgium 5 373 Vireya Venue, , 5 374 Waghorn, F.R., , 5 375 Wezelenburg & Son, , 5 376 Whitley & Osborn, , 5 377 Wieting, J., Baumschulen, Gisselhorst/Westerstede, Germany 5 378 Anderson, E. T. Mrs, Longview, Washington, USA 4 379 Anne, Countess of Rosse and NT (Nymans), , 4 380 Arsen, F.A., Lindenhurst, Long Island, New York, USA 4 381 Baker, G.L., Astoria, Oregon, USA 4 382 Baldanza, S., Benton Harbor, Michigan, USA 4 383 Baldsiefen, Warren, Bellvale, New York, USA 4 384 Beasley, W.G., Transplant Nursery, Lavonia, Georgia, USA 4 385 Blansit, N. (Nolan), Cottage Grove, Oregon, USA (photo   Blansit, N. (Nolan)) 4 386 Brack, W., St. James, New York, USA 4 387 Brim, J.D., , 4 388 Brooks, L.L., , 4 389 Campbell, B.W., Ravensbourne, Dunedin, New Zealand 4 390 Caperci, J.F., , 4 391 Cavender, R.W., Red's Rhodies, Sherwood, Oregon, USA 4 392 de Clercq, L., , 4 393 de Meyer, E., , 4 394 Dvořák, J., , 4 395 Eichelser, John E., Olympia, Washington, USA 4 396 Elmer, G. & T., , 4 397 Fraser, G., Vancouver Island, BC, Canada 4 398 Galle, F.C., , 4 399 Hage W.C. & Co., Boskoop, Netherlands 4 400 Hager Nurseries, , 4 401 Headfort, Lord, Kells, Meath, Ireland 4 402 Heller, C.G., , 4 403 Hershey's Azalea Farm, , 4 404 Hill, W., Poulsbo, Washington, USA 4 405 Horstman, G., , 4 406 Hydon Nurseries, , 4 407 Janeck, Kenneth, Tacoma, Washington, USA 4 408 Johnson, D.B., , 4 409 Jordan, E.W., , 4 410 Jury, M., , 4 411 King, L.M. Mrs., Wanganui, New Zealand 4 412 Kluis Antony, Boskoop, Netherlands 4 413 Koppeschaar, W.F., , 4 414 Laxdall, S. Mrs, , 4 415 Lyons, M.W., Eugene, Oregon, USA 4 416 Müller, Heinz, , 4 417 National Trust for Scotland, , 4 418 Nelson, B., Squamish, Washington, USA 4 419 New Zealand Rhododendron Association, , 4 420 Newcomb, E.F., , 4 421 North Carolina State University, , 4 422 O'Shannassy, J., , 4 423 Oudin, Lisieux, France 4 424 Parmenter, D., , 4 425 Pennington, R.W., , 4 426 Petrick, C., , 4 427 Phipps, H., , 4 428 Rogers, W.H. & Son, , 4 429 Rose, F.J., , 4 430 Sanders, Merle, Roseburg, Oregon, USA 4 431 Settle, P.T., , 4 432 Steele, Captain Richard, M., , 4 433 Stephens, J.F. Mrs & Mr, , 4 434 Stevenson, Mrs. R.M., , 4 435 Stirling-Maxwell, Sir John, , 4 436 Sumner, M.H. & Mrs. F, San Francisco, California, USA 4 437 Swain, G.S., Researh Station, Kentville, Nova Scotia, Canada 4 438 Swarthmore College, , 4 439 Taylor, G.H., , 4 440 Teese A.J., Monbulk, Voctoria, Australia 4 441 The Bovees Nursery, , 4 442 Ticknor, R.L., , 4 443 Towe, L.C., , 4 444 Van Gele, J.C. & Son, , 4 445 van Nes, P., , 4 446 Varnadoe, A.C., , 4 447 Vermeulen & Sons, J., , 4 448 von Martin, , 4 449 Waddington, C.R.W., , 4 450 White, G.H., , 4 451 White, H., Sunningdale, UK 4 452 Williams, B. S., , 4 453 Williams, F.J., , 4 454 Workman, Y., Cape Coral, Florida, USA 4 455 Backhus, A.W., Edewecht-Kleefeld, Germany 3 456 Bagoly, Lewis, Stafford, PA, USA 3 457 Barbier & Co, Orleans, France 3 458 Belder de, R., , 3 459 Berna Park Nurseries, , 3 460 Bertin, Versailles, France 3 461 Blake, F.S. & G.C., , 3 462 Boddaert, B., , 3 463 Bones, Dan, Florence, Oregon, USA 3 464 Bosley, P.R., Bosley Nursery Co., Mentor, Ohio, USA 3 465 Brown, C.E., , 3 466 Bunnell, J.O., , 3 467 Burns, R.E., , 3 468 Carmichael (gardener to Prince of Wales), Sundringham, Norfolk, UK 3 469 Clibrans Nursery, , 3 470 Cullinane, M.D., , 3 471 Cunningham, , 3 472 Dunedin Rhododendron Group, , 3 473 Edinburgh, R.B.G., , 3 474 Etabl. Linden, , 3 475 Evans, J.B., Budock, Falmouth, Cornwall, England 3 476 Evans, J.P., , 3 477 France, L., , 3 478 Fratelli Rovelli, , 3 479 Freimann, Lev. Mrs., Bellingham, Washington, USA 3 480 Gheldolf, C., , 3 481 Gijselinck, A., , 3 482 Glendoick Gardens, , 3 483 Glenoire Nursery, , 3 484 Gordon, Lady Adam, , 3 485 Gorer, G., Haywards Heath, West Sussex, England 3 486 Griswold, G., , 3 487 Halligan, P., , 3 488 Hardijzer W. H., Boskoop, Netherlands 3 489 Harmsen, G., , 3 490 Hatori, M., , 3 491 Hayes, I.A., , 3 492 Hazlewood Bros., , 3 493 Hilliers, , 3 494 Holden, A.J., , 3 495 Holland B., , New Zealand 3 496 Hooftman, H.J., , 3 497 Hyatt, D.W., , 3 498 ISRIA, , 3 499 Jackson, T. & Son, Hampton Court, Middlesex, UK 3 500 Jury, L.E., New Plymouth, New Zealand 3 501 Kersey, R.J., , 3 502 Kesterson, G.H., , 3 503 Kirk, E., , 3 504 Korth, A.C., Soquel, California, USA 3 505 Koster, D.A., , 3 506 Kuwano, T., , 3 507 Kyndl, J., , 3 508 Laurentius, H., , 3 509 Lefevre, , 3 510 Lehmann, C.A., Klampenborg, Denmark (photo   Lehmann, C.A.) 3 511 Lindley, J., , 3 512 Macmullan, D., Hamburg, Pennsylvania, USA 3 513 Magor, E.W.M., , 3 514 Malone, H.R., , 3 515 Marshy Point Nursery, , 3 516 Mason, , 3 517 Matouš, J, , 3 518 Mayo, R.P. Nurseries, , 3 519 McCulloch, S., Olympia, WA, USA 3 520 Messel, L.C.R., , 3 521 Minnesota Landscape Arboretum, , 3 522 Ono, K., , 3 523 Ouden den H. & Son, , 3 524 Pukeiti-Rhododendron Trust, , 3 525 Raustein, A.A., Holbrook, New York, USA 3 526 Reese, W.A., , 3 527 Reid, C., , 3 528 Reiley, H.E., , 3 529 Rosenthal, J., , 3 530 Royal Botanical Gardens, Wakehurst, , 3 531 Sanders, D., , 3 532 Sandwich Club, , 3 533 Saperstein, S., , Australia 3 534 Scholz, J., , 3 535 Schram, B., , 3 536 Schulz, C., , 3 537 Seleger, R., Adliswil, Switzerland 3 538 Shaw, J., , 3 539 Sligh, B., , 3 540 Smith, J.S., , 3 541 Smith, P., , 3 542 Starling, , 3 543 Stiborek, Z., , 3 544 Thornton, J.T., , 3 545 Todman, , 3 546 Towe, L.C. & Anastos, N., , 3 547 Trillon, , 3 548 Truffaut, A., , 3 549 Van Lanker, M., , 3 550 van Noordt, G., , 3 551 Waldman, P.M., , 3 552 Wemken, A., , 3 553 Wilding, E. H., Stoke Poges, Buckinghamshire, UK 3 554 Williams, C. & Michael, C., , 3 555 Winberg, John, D., , 3 556 Wiseman, P., , 3 557 Witt, , 3 558 Wright, A. A., , 3 559 Wyrens, R.G., , 3 560 Abbey G., Eltham, London, gardener of Dr. Stocker 2 561 Allen, E.F., , 2 562 Anderson, R.L., Eureka, California, USA 2 563 Arblaster, G., Eyemouth, Berwickshire, Scotland 2 564 Bacher, J.G., Portland, Oregon, USA 2 565 Bahnson, E.R., Winston-Salem, North Carolina, USA 2 566 Balch, R.W., Parks & Garden Dept., Dunedin, New Zealand 2 567 Becales, Joe, Glen Mills Pennsylvania, USA 2 568 Beck, H.P. Mrs., , 2 569 Belgium, , 2 570 Bernd Jackst, Bockhorn, Germany 2 571 Berry, Mrs A.C.U., , 2 572 Betteridge, D., , 2 573 Bier, G. J. & Sons, Melle, Belgium 2 574 Biltmore Gardens, Asheville. North Carolina, USA 2 575 Blaauw & Co., Boskoop, Netherlands 2 576 Blough, R.L., , 2 577 Bondita, R.J., , 2 578 Booth, J., , 2 579 Bowhan, Tom and Emma, Eugene, USA 2 580 Bowman, J. & R., , 2 581 Braafladt, , 2 582 Brooks, A.R., Concord, Massachusetts, USA 2 583 Bull, W., , 2 584 Caldwell, H.A. Jr., , 2 585 Caledonia Nursery, , 2 586 Caperci, Mr & Mrs J. F., , 2 587 Carter's, , 2 588 Charvet, , 2 589 Childers, A.A., , 2 590 Coleman, S.D., , 2 591 Cornell, P.B., , 2 592 Craig-Mooney, A., Buckland Monachorum, Devon, England 2 593 Craven, L.A., , 2 594 Cross J.E., , 2 595 Croux, G., , 2 596 Cuthbert, Messrs, , 2 597 Cutten, R., , 2 598 Davies, Joe, Sumner, Washington, USA 2 599 de Cock, J. & Soeur, , 2 600 de Coninck, F., , 2 601 de Kneef, J., , 2 602 Demay, H., , 2 603 Disney, J., , 2 604 Domoto, T., , 2 605 Doppel,J., , 2 606 Dürre, F.W., Westerstede/Linswege, Germany 2 607 Elliot, Jeffrey, Christchurch, New Zealand 2 608 Embley Park, (J.J. Crossfield), Hampshire, England 2 609 Esch, B., Portland, Oregon, USA 2 610 Evans, J.M.J., , 2 611 Everitt, S.A, Huntington, Long Island, New York, USA 2 612 Fawcett, C.P., Tacoma, Washington, USA 2 613 Firma S. Rinz, , 2 614 Fitzburg, A.R., , 2 615 Foster, H.L., , 2 616 Fox, R.B., Penjerrick, Cornwall, UK 2 617 Fraser, , 2 618 Fuller, H. & S., , 2 619 Glennie, W.E., , 2 620 Hall, M.E., Bridgewater, Massachussetts, USA 2 621 Hansen Ruth, Portland Oregon, USA 2 622 Harrison's Nursery, , 2 623 Hartl, O., , 2 624 Heneage-Vivian, A.W., , 2 625 Herbert, Honourable & Reverend W., Wetherby, Yorkshire, England 2 626 Hess, N.E., , 2 627 Higginbothom, J.R., , 2 628 Hinton, D.N., , 2 629 Holden, P., , 2 630 Hollowell, E.A., , 2 631 Holmes Nurseries, , 2 632 Huber, R.R., , 2 633 Johnson, A.P., , 2 634 Judson, , 2 635 Kentville Research Station, , 2 636 Kerkhoff, Betrieb, , 2 637 King, R., , 2 638 Kingdon Ward, , 2 639 Korn, R., Renton, Washington, USA 2 640 La Bar's Nursery, , 2 641 Lady Loder, , 2 642 Lane, H. & Son, , 2 643 Lewis, D., , 2 644 Lowinsky, A.M., , 2 645 Mackay, M., , 2 646 Mackenzie, E. Mrs, , 2 647 Manenica, Mrs A., Aberdeen, Washington, USA 2 648 Marcellus, J.A, , 2 649 Martin, A,C, , 2 650 Maupoil, C., , 2 651 Maxwell, Sir John, , 2 652 McClure, W., , 2 653 McKeefer, J.R., , 2 654 McNew, C., , 2 655 Means, R.L., , 2 656 Meerkerk, A., Meerkerk Rhododendrons Gardens, Greenbank, Washington, USA 2 657 Minahan, J.F., , 2 658 Moffat, R, , 2 659 Motzkau, H.W., , 2 660 Moyers, R., , 2 661 Murray, E., Port Angeles, Washington, USA 2 662 Müssig, K., , 2 663 Nosbüsch, H., , 2 664 Oosthoek, P.J.C. & Co, , 2 665 Ottolander, J. & Hooftman, , 2 666 Parker, E.K., , 2 667 Pilkington, Mrs. E., , 2 668 Pryor, R.L., , 2 669 Pynaert, E., , 2 670 Rhododendron Species Foundation, , 2 671 Roehrs, J., , 2 672 Ronken, H, , 2 673 Royal Botanical Garden Edinburgh, , 2 674 Royal Botanical Garden Kew, , 2 675 Royal Horticultural Society, , 2 676 Sablière, C. de la, , 2 677 Schmalscheidt, W., , 2 678 Schumacher, F.W., , 2 679 Schumacher, U., , 2 680 Scott, R.L., , 2 681 Short, H.A., , 2 682 Sifferman, Karl I., Seattle, Washington, USA 2 683 Smith, Al, , 2 684 Smitherman, R.O., Auburn, Alabama, USA 2 685 Sorensen-Smith, L., , 2 686 Sorenson, S.E., , 2 687 Spae, F., , 2 688 Stair, Lord, Lochinch Castle, Stranraer, Scotland 2 689 Stelzner, , 2 690 Stockman M. & H., , 2 691 Strybing Arboretum, , 2 692 Swenson, W.J., Eugene, Oregon, USA 2 693 Tatum, T., Portland, Oregon, USA 2 694 Terai, K, , 2 695 Thompson, R. W, Waldport, Oregon, USA 2 696 Thompson, W. & M., , 2 697 Tietjens, M., , 2 698 Transplant Nursery, , 2 699 University of Minnesota, , 2 700 van Acker, P.B., , 2 701 van Loon, R., , 2 702 van Noordt, P. & Sons, , 2 703 van Tol, J.C., , 2 704 van Wilgen, , 2 705 Vuyk, T. & Son, , 2 706 Walbrecht, , 2 707 Wallace, , 2 708 Wallace, Don S., McKinleyville, California, USA 2 709 Walter Allan Nursery, , 2 710 Ward, R.W., , 2 711 Weagle, J.K., , 2 712 Weber, Edwin O., Seattle, Washington, USA 2 713 Whitaker W.J., , 2 714 Williams, A.M., , 2 715 Williams, C., , 2 716 Wüstemeyer, W., , 2 717 Yokohama Nursery, , 2 718 Aarts, , Netherlands 1 719 Adams, H., , 1 720 Alberts, G.J., , 1 721 Anastos, N., , 1 722 Anderson, E., , 1 723 Angelini, A., , 1 724 Argent, G., , 1 725 Askjaer, S.A., Spøttrup, Denmark 1 726 Aunsbjorn, B., , 1 727 Baker, H.S., Longview, Washington, USA 1 728 Ballalheannagh Gardens, , 1 729 Banks, W.L. & R.A., , 1 730 Barber, , 1 731 Baron de Pronay, , 1 732 Bauer, , 1 733 Bauers, K. & Getlina, D., , 1 734 Bawden, H.E., , 1 735 Beasley, J., , 1 736 Beekman, E., , 1 737 Begg, K., , 1 738 Begg, L., , 1 739 Behrens, A., , 1 740 Bill, H., Enosburg, Vermont, USA 1 741 Blaney, L.T., Oregon State University, Oregon, USA 1 742 Bledsoe, C.W., , 1 743 Blough, G.L. & M.A., , 1 744 Boese, G., , 1 745 Boone, D., , 1 746 Boscawen, J.T. Hon., , 1 747 Boswell, E.D. Mrs, , 1 748 Boswells Nurseries, , 1 749 Boulter V.J. & Sons, , 1 750 Boulter, F., , 1 751 Boursault, , 1 752 Bowers, C.G., , 1 753 Bowman, P.J., , 1 754 Bowman, R.F., , 1 755 Brady, Gene, Washington, USA 1 756 Brandt, C.R., , 1 757 Braukmann. W., , 1 758 Brechtbill Nursery, Eugene, Oregon, USA 1 759 Briggs, B.T., , 1 760 Brothers, P.G., , 1 761 Broughton, gardener to Lee of Hammersmith. London, England 1 762 Brouse, F.W., , 1 763 Brown's Nursery, , 1 764 Brueckner, A. M., Mississauga, Ontario, Canada 1 765 Brugge, , 1 766 Bruns, Joha, Bad-Zwischenhan, Germany 1 767 Bump, F., , 1 768 Bunge, , 1 769 Burlingame, C.R., , 1 770 Byrkit, M.E., , 1 771 Caddy, N. Mrs, , 1 772 Cagle, D.J., , 1 773 Caldecot & Claremont Nursery, , 1 774 Callaway Gardens, , 1 775 Canada, , 1 776 Carter, R., , 1 777 Cary, E.A., , 1 778 Case, L.C., , 1 779 Cavadini, L., , 1 780 Cels, , 1 781 Chandler, B. & Son, , 1 782 Chandler, E.E., , 1 783 Charozé, , 1 784 Cheal, J. & Sons, , 1 785 China, , 1 786 Cisney, M.E., , 1 787 Clark (USA), , 1 788 Clausen, , 1 789 Clement, F., , 1 790 Clyde Smith, J., , 1 791 Cockeram, Eugene, , 1 792 Colville, Col. N.R., Launceston, Cornwall, UK 1 793 Coners, G., , 1 794 Congreve, A., , 1 795 Conway, , 1 796 Cook, A.R., , 1 797 Cook, Alleyne, , 1 798 Corbin, Dr. William L., Yamhill, Portland, Oregon, USA 1 799 Costantini, C., , 1 800 Cowan, J.M., , 1 801 Cox, E.H.M., , 1 802 Craig, D.L., Kentville, Nova Scotia, Canada 1 803 Crober, L.G., , 1 804 Currie, R., , 1 805 Dalibon, , 1 806 Danneil, H.-J, , 1 807 David, L. Mrs, , 1 808 Davidson's Nurseries, , 1 809 Davies of Ormskirk, Lancashire, UK 1 810 de Clerck d'Olsene, , 1 811 de Cock, E., , 1 812 de Meulemeester, M., , 1 813 de Reuse, A., , 1 814 de Strycker, J., , 1 815 Deckert, E., , 1 816 Delmotte, J., , 1 817 Deppiesse, , 1 818 Dicksons, , 1 819 Dobbs, , 1 820 Dodd, W., , 1 821 Domschke, O, Cölln bei Bautzen, Germany 1 822 Dover Nursery, Sandy, Oregon, USA 1 823 Dowry, G. H., , 1 824 Dresden Botanic Garden, , 1 825 Drewry, J.H., , 1 826 Druecker, , 1 827 Dryden, K.N. Mrs, , 1 828 Dunleath, Lord, , 1 829 Earl of Morley, , 1 830 Eaton, G., , 1 831 Edwards, A.J.B., , 1 832 Egan, E.K., , 1 833 Eisoldt, R., , 1 834 Emerson, G.C, , 1 835 Endsleigh Estate, , 1 836 Eschrich, G., , 1 837 Evans Edinburgh, , 1 838 Faragher, C., , 1 839 Farwell, E.E., , 1 840 Faulk, P., Tacoma, Washington, USA 1 841 Faull, J., , 1 842 Fawcett, T.B., , 1 843 Firma S. Rinz, , 1 844 Firma S. Rinz, , 1 845 Flora Markeeta Nursery, , 1 846 Forster, O., Lehenhof, Austria 1 847 Fortie, B., Ghent, Belgium 1 848 Fortune, R., , 1 849 Foster, M.C., , 1 850 Fowle, H., , 1 851 Francoisi Brothers, , 1 852 Frederick, , 1 853 Frei-Glaus, E. & H., , 1 854 Fretz, L., , 1 855 Fromow & Sons, W., , 1 856 Frost, , 1 857 Gallici, H., , 1 858 Gardeners of Villa Pallavicino, , 1 859 Gatke, R.M., , 1 860 Gauntlett & Co, , 1 861 Gehnrich, H.C., , 1 862 George, E.W., , 1 863 George, R.E., Sammamish, Washington, USA 1 864 Geraud, M., , 1 865 Gillies, G, , 1 866 Golden, H., , 1 867 Goodrich Col. & Mrs. R.H., , 1 868 Gordner, D., Puyallop, Washington, USA 1 869 Gordon, I.F., Utiku, Taihape, New Zealand 1 870 Grall, R., , 1 871 Granston, Mrs. R, , 1 872 Grant, Mrs. G., Orton, Temuka, New Zealand 1 873 Greer, E. Mrs, Eugene, Oregon, USA 1 874 Gregory, R.M., , 1 875 Grothaus, Mrs M., , 1 876 Guérin, M, , 1 877 Guldemond, , 1 878 Gunkel, , 1 879 Haerens, Gebr. (August & Jan), Somergem, Belgium 1 880 Haerens, J.B. & Sons, , 1 881 Haerens, W., , 1 882 Hagen, J.C., Boskoop, Netherlands 1 883 Hahn, Louis & Sons, , 1 884 Haig, C., , 1 885 Hall, E.G., , 1 886 Hall, S., , 1 887 Halopé, F, , 1 888 Hambro, R.O., , 1 889 Hamilton, W.F., , 1 890 Hammond Nursery, Arlington, Washington, USA 1 891 Hancock, L, , 1 892 Hanke, W., , 1 893 Hansen, Svend, Kernhuset, Denmark 1 894 Harmon, R., , 1 895 Harrington, R., , 1 896 Harris, J., , 1 897 Harris, J.D., , 1 898 Harris, J.G.E., , 1 899 Harrison, R.H. Mrs., , 1 900 Harvey, M.J., , 1 901 Harvey, Mr & Mrs F.W., , 1 902 Haverfield, J., , 1 903 Heal, H., , 1 904 Heft, L., , 1 905 Hellebuyck, L., , 1 906 Hesse, H., , 1 907 Hesse, H.A., , 1 908 Hicklin, C., , 1 909 Higashi Nursery, , 1 910 Highclere, , 1 911 Hillier & Sons, Winchester, UK 1 912 Hilscher, S., , 1 913 Hines Nurseries, , 1 914 Holford, Sir George, , 1 915 Holland, S., , 1 916 Holman, N.T., , 1 917 Holmes, A.G. Mr & Mrs, , 1 918 Holz H.-P., , 1 919 Hooper, J.D., , 1 920 Horlick, Sir John, , 1 921 Horner, W.L., , 1 922 Horsborough, L., , 1 923 Howells, A., , 1 924 Hughes, M., , 1 925 Hume, H. H., , 1 926 Hunnewell, , 1 927 Huthnance, G., , 1 928 Imrie, S.T., , 1 929 Iveson, , 1 930 Iwayama, S., , 1 931 Jack, R.H.L., , 1 932 Jacobs, D., , 1 933 James, R. Mrs, , 1 934 Jamin & Durand, , 1 935 Jelínek, J., , 1 936 Johnston, J., , 1 937 Jusa, , 1 938 Kaiser, E.L., , 1 939 Kasai, K, , 1 940 Kerkhoff, W., , 1 941 King, E., , 1 942 Kinghorn, F.R., , 1 943 Knorr, B., , 1 944 Koster, P.M., , 1 945 Kramer, , 1 946 Krempasky, G., , USA 1 947 Kristensen, Palle, , 1 948 Kromhout & Co, , 1 949 Kruschke, F. Nursery, Clackamas, Oregon, USA 1 950 Kruse, R., , 1 951 Kuhn, H., Muttontown, New York, USA 1 952 Lady Marion Philips, , 1 953 Laird, R.B. & Sons, , 1 954 Landauer, H., , 1 955 Lane, M.J., , 1 956 Lang, T. & Co, , 1 957 Langton, E., , 1 958 Lauer, M., , 1 959 Laurel Lake, , 1 960 Lawton, L.H., , 1 961 Layritz Nursery, , 1 962 Legendre, J., , 1 963 Leonard, , 1 964 Leonardslee Gardens Nursery, , 1 965 Lesèble, , 1 966 Llewelyn, T.D., , 1 967 Lock, J.A.N., , 1 968 Lockhart, R.D., Aberdeen, Scotland 1 969 Loddiges, , 1 970 Lohse, Dirk, , 1 971 Loon R. van, , 1 972 Love, M.V., , 1 973 Lovegrove, F., , 1 974 Luscombe. T., , 1 975 Lüttge, G, , 1 976 MacDonald, R., , 1 977 Mackoy, J, , 1 978 Maehara, H., , 1 979 Magness, W.R., Brandon, Oregon, USA 1 980 Makino, T., , 1 981 Maloney, F. Mrs., Seattle, Washington, USA 1 982 Mangles, , 1 983 Mangles, Miss Clara, Littleworth, England 1 984 Manten, H., , 1 985 Marchant, H., , 1 986 Marchant, W.J., , 1 987 Markeeta Nursery, , 1 988 Martin, W., , 1 989 Mayer, R., , 1 990 McBrier, B.P., , 1 991 McClure, D.K., , 1 992 McCormack, A., , 1 993 McMillan, A., , 1 994 Mensing, L., , 1 995 Mesman, C., , 1 996 Metselaar, A.C.H., , 1 997 Meulemeester, J. de, , 1 998 Meyer, R., , 1 999 Mezey de, A., , 1 1000 Michael, Charles, Gorran, Cornwall, England 1 1001 Milfield, R.M., , 1 1002 Miller, , 1 1003 Mittendorf, , 1 1004 Moench, , 1 1005 Moore, K., , 1 1006 Morel, , 1 1007 Moreux, , 1 1008 Mossholder, R, , 1 1009 Mraw, L.B., , 1 1010 Mulligan, B.O., , 1 1011 Myers, G., , 1 1012 Nellie Kelly Nurseries, , 1 1013 Ness Botanic Gardens, , 1 1014 Newberry, P., , 1 1015 No IRRC registration data, , for hybridiser 1 1016 Nomblot-Bruneau, , 1 1017 Norman, F.S., , 1 1018 Nosal, M., , 1 1019 Ohita Prefecture, , 1 1020 Oldham, B.E., , 1 1021 Oleri, M. Mrs, , 1 1022 Olinda Nurseries, , 1 1023 Oliver & Simson Nurseries, , 1 1024 Olson, J., Fall Creek, Oregon, USA 1 1025 Ooshima, H., , 1 1026 Ostler, , 1 1027 Pacific Island Nursery, , 1 1028 Paelinck Bros, , 1 1029 Panhandle Nursery, , 1 1030 Parker, , 1 1031 Parsons, H.J., , 1 1032 Patterson, C., , 1 1033 Pearce, , 1 1034 Pedersen, Henning, , 1 1035 Pedigo, L., , 1 1036 Pender, D. Jr,, , 1 1037 Pennington-Ramsden, Sir, , 1 1038 Peterson, N.C. & Stabler, D., , 1 1039 Pierce, Lawrence, Seattle, Washington, USA 1 1040 Pike, R.B., , 1 1041 Player, L. M., Fayetteville, North Carolina, USA 1 1042 Potter, B.C., , 1 1043 Preil, W. & Ebbinghaus, R., , 1 1044 Preston, Mrs., , 1 1045 Price, G., , 1 1046 Prizeman, G.J.N, , 1 1047 Pushepetappa Gardens, , 1 1048 Quihou, F., , 1 1049 Rannacher, K., , 1 1050 Rasmussen, Mogens, Gedser, Denmark 1 1051 Read, F., , 1 1052 Richards, C.W., , 1 1053 Richter, L. R., Dresden, Germany 1 1054 Robertson, W., Auburn, WA, USA 1 1055 Rogers, Sevenoaks, Kent, UK 1 1056 Rose, H.D., , 1 1057 Round, J., , 1 1058 Ruys, J.D., Moerheim Nursery, Dedemsvaart, Netherlands 1 1059 Sagemüller, W., Edewecht, Germany 1 1060 Saint-Jalm, J.F., , 1 1061 Saitõ, T., , 1 1062 Saito, S., , 1 1063 Sauvage, , 1 1064 Savill Gardens, , 1 1065 Schamenek, J., , 1 1066 Schannen, , 1 1067 Schepens, M. G., , 1 1068 Schoneman, R., , 1 1069 Schröter, , 1 1070 Schäme, J, , 1 1071 Serbin, A.F., , 1 1072 Sherwood Nursery Co., , 1 1073 Simmons, M. Mrs., , 1 1074 Siskiyou Rare Plant Nursery, , 1 1075 Slocock, O.C.A, , 1 1076 Slootjes, , 1 1077 Smith, B., , 1 1078 Smith, C & Son, , 1 1079 Smith, C.B., , 1 1080 Smith, F. & A., , 1 1081 Smith, Graham F., Taranaki, New Plymouth, New Zealand 1 1082 Smith, Samuel, , 1 1083 Soames, A.G., , 1 1084 Soc. An. L. van Houttepère, , 1 1085 Somers, J., , 1 1086 Spady, H.A., Honsuchachac Rhododendron Garden, Salem, Oregon, USA 1 1087 Spartanburg Nursery, , 1 1088 Staal, H., , 1 1089 Stanley Hall, , 1 1090 Stavordale, Lord, , 1 1091 Stephenson Clarke, N., , 1 1092 Strauss, R., , 1 1093 Straver, , 1 1094 Streck, W., , 1 1095 Swanson, H., , 1 1096 Swenson, G., , 1 1097 Søndergaard, V., , 1 1098 Tabata, Y., , 1 1099 Takashima, T., , 1 1100 Tanggard, M., , 1 1101 The High Beeches Gardens Conservation Trust, , 1 1102 Thompson, J.G., , 1 1103 Thompson, London, , 1 1104 Thornton, R.E., , 1 1105 Todd, Jr, J.R., , 1 1106 Topsvoort Nursery, , 1 1107 Townhill Park Gardens, , 1 1108 Trayling, E.J., , 1 1109 Tremayne, J., , 1 1110 Trembath, M.L., , 1 1111 Tyerman, , 1 1112 Uytterhaegen, R., , 1 1113 Vaerlen, B., Camp Meeker, California, USA 1 1114 van den Akker, D.A., , 1 1115 Van der Meer Brothers, , 1 1116 van der Meulen, G., , 1 1117 van Geersdaele, G., , 1 1118 van Gelderen, D.M., , 1 1119 van Loo, C., , 1 1120 van Oost, G., , 1 1121 van Vliet, A., , 1 1122 Vander Wegen, B.A., , 1 1123 Vea, J.G., , 1 1124 Veitch, R.T., , 1 1125 Verboom, K.W., , 1 1126 Verhaeghe, R. & Sons, , 1 1127 Verleeuwen, J., , 1 1128 Vervaene, C., , 1 1129 Viraghavan, M.S., , 1 1130 Vuyk, P., , 1 1131 Waelbrouck, , 1 1132 Walton's Nurseries, , 1 1133 Warner's Nurseries, , 1 1134 Watson, W., , 1 1135 Watters, L., , 1 1136 Waugh, T., , 1 1137 Weesjes, E. Mrs, , 1 1138 Weight, , 1 1139 Weiskittel, H.C., , 1 1140 Welvaert, M., , 1 1141 Westfall, Q.R., , 1 1142 Whitman, M.V., , 1 1143 Wilkes, W., , 1 1144 Wise, H., , 1 1145 Wood, D., , 1 1146 Woodard, G., , 1 1147 Wright, A. Sr & Jr, , 1 1148 Wuyts, O.F., , 1 1149 Wyatt, , 1 1150 Wyman, R.M., , 1 1151 Yamamoto, K, , 1 1152 Yamamoto, Y., , 1 1153 Yamanoi, Y., , 1 1154 Yashiro, M., , 1 1155 Yates, M. Mrs, , 1 1156 Young, M., , 1 1157 Younger Botanic Garden, , 1 1158 Zahradnik, , 1 1159 Zhang, C. & Feng, B., , 1 1160 Šesták, J., , 1

Statistics Listed Hybrids / cultivars 17252 47.925 % Synonyms 799 Selections/clones 659 Groups (formerly grex) 570 Unregistered hybrids What? Unregistered Hybrids This category involves: all named hybrids that have no registration in the IRRC, ICRA or JARS all unnamed crosses (like: 'yakushimanum x bureavii') 648 Listed Hybrids + hybridizer-details 11937 69.195 % Listed Hybrids + picture 2684 15.565 % Estimated total number of hybrids = 36.000 Last 2 hybrid pictures added to hirsutum database: R. 'Chemainus' (Fujioka, Frank Whidbey Island USA) Photo by: Frank Fujioka Location: Frank Fujioka garden Whidbey Island WA USA 13 March, 2010 R. 'Chemainus' (Fujioka, Frank Whidbey Island USA) Photo by: Frank Fujioka Location: Frank Fujioka garden Whidbey Island WA USA Last species picture added to hirsutum database R. maoerense Photo by: Everard Daniel Location: garden of the late Mike Robinson, Forest Row, East Sussex, UK Photo Everard Daniel, Sherwood Garden, UK Photo Tijs Huisman, Round Bald, Roan Mountain North Carolina USA, June 19 2006 Photo Everard Daniel, Sheffield Park gardens, Sussex (National Trust) , UK Rhododendron G.A. Sims, May 30 2004